spi: omap2-mcspi: At remove dont use the runtime_autosuspend calls

At remove we shouldnt be using the autosuspend timeout as we are
calling pm_runtime_disable immediately after.
Acked-by: NFelipe Balbi <balbi@ti.com>
Signed-off-by: NShubhrajyoti D <shubhrajyoti@ti.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

drivers/spi/spi-omap2-mcspi.c

@@ -1245,8 +1245,7 @@ static int __devexit omap2_mcspi_remove(struct platform_device *pdev)
 	mcspi = spi_master_get_devdata(master);
 	dma_channels = mcspi->dma_channels;
 
-	pm_runtime_mark_last_busy(mcspi->dev);
-	pm_runtime_put_autosuspend(mcspi->dev);
+	pm_runtime_put_sync(mcspi->dev);
 	pm_runtime_disable(&pdev->dev);
 
 	spi_unregister_master(master);